Android View 下拉上拉刷新 适合各种控件
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package com.example.xrefreshview;import java.util.ArrayList;import java.util.List;import android.app.Activity;import android.content.Context;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.view.Window;import android.view.WindowManager;// Demo 下载地址 http://download.csdn.net/detail/u014540181/9587980//android View 下拉上拉刷新 适合各种控件//http://blog.csdn.net/u014540181 关注我的博客，相互交流，学习，进步，祝你生活工作愉快//2016-07-27 19:45public class MainActivity extends Activity { private MeasureListView list_v; private ScrollViewAdapter adapter; private List<String> list; private Context mContext; @Override protected void onCreate(Bundle savedInstanceState) { requestWindowFeature(Window.FEATURE_NO_TITLE); getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN,WindowManager.LayoutParams.FLAG_FULLSCREEN); super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); mContext = this; list = new ArrayList<String>(); for (int i = 0; i < 5; i++) { list.add("=="+i); } adapter = new ScrollViewAdapter(mContext, list); list_v = (MeasureListView) findViewById(R.id.list_v); list_v.setAdapter(adapter); ((PullToRefreshLayout) findViewById(R.id.refresh_view)) .setOnRefreshListener(new MyListener()); }}// MainActivity 的布局文件<com.example.xrefreshview.PullToRefreshLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/refresh_view" android:layout_width="match_parent" android:layout_height="match_parent" > <include layout="@layout/refresh_head" /> <!-- 支持所有实现Pullable接口的View --> <com.example.xrefreshview.PullableScrollView android:layout_width="match_parent" android:layout_height="match_parent" > <RelativeLayout android:layout_width="wrap_content" android:layout_height="wrap_content" > <com.example.xrefreshview.MeasureListView android:id="@+id/list_v" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_alignParentTop="true" /> <LinearLayout android:id="@+id/imagesLayout" android:layout_width="match_parent" android:layout_height="wrap_content" android:gravity="center_horizontal" android:orientation="vertical" android:layout_below="@id/list_v" > <ImageView android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="@drawable/photo_test" /> <ImageView android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="@drawable/photo_test" /> <ImageView android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="@drawable/photo_test" /> <ImageView android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="@drawable/photo_test" /> <ImageView android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="@drawable/photo_test" /> <ImageView android:layout_width="wrap_content" android:layout_height="wrap_content" android:background="@drawable/photo_test" /> </LinearLayout> </RelativeLayout> </com.example.xrefreshview.PullableScrollView> <include layout="@layout/load_more" /></com.example.xrefreshview.PullToRefreshLayout>package com.example.xrefreshview;import java.util.Timer;import java.util.TimerTask;import android.content.Context;import android.graphics.Canvas;import android.graphics.LinearGradient;import android.graphics.Paint;import android.graphics.Paint.Style;import android.graphics.RectF;import android.graphics.Shader.TileMode;import android.os.Handler;import android.os.Message;import android.util.AttributeSet;import android.util.Log;import android.view.MotionEvent;import android.view.View;import android.view.ViewGroup;import android.view.animation.AnimationUtils;import android.view.animation.LinearInterpolator;import android.view.animation.RotateAnimation;import android.widget.RelativeLayout;import android.widget.TextView;/** * 自定义的布局，用来管理三个子控件，其中一个是下拉头，一个是包含内容的pullableView（可以是实现Pullable接口的的任何View）， * 还有一个上拉头，更多详解见博客http://blog.csdn.net/zhongkejingwang/article/details/38868463 * * @author 陈靖 */public class PullToRefreshLayout extends RelativeLayout{ public static final String TAG = "PullToRefreshLayout"; // 初始状态 public static final int INIT = 0; // 释放刷新 public static final int RELEASE_TO_REFRESH = 1; // 正在刷新 public static final int REFRESHING = 2; // 释放加载 public static final int RELEASE_TO_LOAD = 3; // 正在加载 public static final int LOADING = 4; // 操作完毕 public static final int DONE = 5; // 当前状态 private int state = INIT; // 刷新回调接口 private OnRefreshListener mListener; // 刷新成功 public static final int SUCCEED = 0; // 刷新失败 public static final int FAIL = 1; // 按下Y坐标，上一个事件点Y坐标 private float downY, lastY; // 下拉的距离。注意：pullDownY和pullUpY不可能同时不为0 public float pullDownY = 0; // 上拉的距离 private float pullUpY = 0; // 释放刷新的距离 private float refreshDist = 200; // 释放加载的距离 private float loadmoreDist = 200; private MyTimer timer; // 回滚速度 public float MOVE_SPEED = 8; // 第一次执行布局 private boolean isLayout = false; // 在刷新过程中滑动操作 private boolean isTouch = false; // 手指滑动距离与下拉头的滑动距离比，中间会随正切函数变化 private float radio = 2; // 下拉箭头的转180°动画 private RotateAnimation rotateAnimation; // 均匀旋转动画 private RotateAnimation refreshingAnimation; // 下拉头 private View refreshView; // 下拉的箭头 private View pullView; // 正在刷新的图标 private View refreshingView; // 刷新结果图标 private View refreshStateImageView; // 刷新结果：成功或失败 private TextView refreshStateTextView; // 上拉头 private View loadmoreView; // 上拉的箭头 private View pullUpView; // 正在加载的图标 private View loadingView; // 加载结果图标 private View loadStateImageView; // 加载结果：成功或失败 private TextView loadStateTextView; // 实现了Pullable接口的View private View pullableView; // 过滤多点触碰 private int mEvents; // 这两个变量用来控制pull的方向，如果不加控制，当情况满足可上拉又可下拉时没法下拉 private boolean canPullDown = true; private boolean canPullUp = true; /** * 执行自动回滚的handler */ Handler updateHandler = new Handler() { @Override public void handleMessage(Message msg) { // 回弹速度随下拉距离moveDeltaY增大而增大 MOVE_SPEED = (float) (8 + 5 * Math.tan(Math.PI / 2 / getMeasuredHeight() * (pullDownY + Math.abs(pullUpY)))); if (!isTouch) { // 正在刷新，且没有往上推的话则悬停，显示"正在刷新..." if (state == REFRESHING && pullDownY <= refreshDist) { pullDownY = refreshDist; timer.cancel(); } else if (state == LOADING && -pullUpY <= loadmoreDist) { pullUpY = -loadmoreDist; timer.cancel(); } } if (pullDownY > 0) pullDownY -= MOVE_SPEED; else if (pullUpY < 0) pullUpY += MOVE_SPEED; if (pullDownY < 0) { // 已完成回弹 pullDownY = 0; pullView.clearAnimation(); // 隐藏下拉头时有可能还在刷新，只有当前状态不是正在刷新时才改变状态 if (state != REFRESHING && state != LOADING) changeState(INIT); timer.cancel(); } if (pullUpY > 0) { // 已完成回弹 pullUpY = 0; pullUpView.clearAnimation(); // 隐藏下拉头时有可能还在刷新，只有当前状态不是正在刷新时才改变状态 if (state != REFRESHING && state != LOADING) changeState(INIT); timer.cancel(); } // 刷新布局,会自动调用onLayout requestLayout(); } }; public void setOnRefreshListener(OnRefreshListener listener) { mListener = listener; } public PullToRefreshLayout(Context context) { super(context); initView(context); } public PullToRefreshLayout(Context context, AttributeSet attrs) { super(context, attrs); initView(context); } public PullToRefreshLayout(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); initView(context); } private void initView(Context context) { timer = new MyTimer(updateHandler); rotateAnimation = (RotateAnimation) AnimationUtils.loadAnimation( context, R.anim.reverse_anim); refreshingAnimation = (RotateAnimation) AnimationUtils.loadAnimation( context, R.anim.rotating); // 添加匀速转动动画 LinearInterpolator lir = new LinearInterpolator(); rotateAnimation.setInterpolator(lir); refreshingAnimation.setInterpolator(lir); } private void hide() { timer.schedule(5); } /** * 完成刷新操作，显示刷新结果。注意：刷新完成后一定要调用这个方法 */ /** * @param refreshResult * PullToRefreshLayout.SUCCEED代表成功，PullToRefreshLayout.FAIL代表失败 */ public void refreshFinish(int refreshResult) { refreshingView.clearAnimation(); refreshingView.setVisibility(View.GONE); switch (refreshResult) { case SUCCEED: // 刷新成功 refreshStateImageView.setVisibility(View.VISIBLE); refreshStateTextView.setText(R.string.refresh_succeed); refreshStateImageView .setBackgroundResource(R.drawable.refresh_succeed); break; case FAIL: default: // 刷新失败 refreshStateImageView.setVisibility(View.VISIBLE); refreshStateTextView.setText(R.string.refresh_fail); refreshStateImageView .setBackgroundResource(R.drawable.refresh_failed); break; } // 刷新结果停留1秒 new Handler() { @Override public void handleMessage(Message msg) { changeState(DONE); hide(); } }.sendEmptyMessageDelayed(0, 1000); } /** * 加载完毕，显示加载结果。注意：加载完成后一定要调用这个方法 * * @param refreshResult * PullToRefreshLayout.SUCCEED代表成功，PullToRefreshLayout.FAIL代表失败 */ public void loadmoreFinish(int refreshResult) { loadingView.clearAnimation(); loadingView.setVisibility(View.GONE); switch (refreshResult) { case SUCCEED: // 加载成功 loadStateImageView.setVisibility(View.VISIBLE); loadStateTextView.setText(R.string.load_succeed); loadStateImageView.setBackgroundResource(R.drawable.load_succeed); break; case FAIL: default: // 加载失败 loadStateImageView.setVisibility(View.VISIBLE); loadStateTextView.setText(R.string.load_fail); loadStateImageView.setBackgroundResource(R.drawable.load_failed); break; } // 刷新结果停留1秒 new Handler() { @Override public void handleMessage(Message msg) { changeState(DONE); hide(); } }.sendEmptyMessageDelayed(0, 1000); } private void changeState(int to) { state = to; switch (state) { case INIT: // 下拉布局初始状态 refreshStateImageView.setVisibility(View.GONE); refreshStateTextView.setText(R.string.pull_to_refresh); pullView.clearAnimation(); pullView.setVisibility(View.VISIBLE); // 上拉布局初始状态 loadStateImageView.setVisibility(View.GONE); loadStateTextView.setText(R.string.pullup_to_load); pullUpView.clearAnimation(); pullUpView.setVisibility(View.VISIBLE); break; case RELEASE_TO_REFRESH: // 释放刷新状态 refreshStateTextView.setText(R.string.release_to_refresh); pullView.startAnimation(rotateAnimation); break; case REFRESHING: // 正在刷新状态 pullView.clearAnimation(); refreshingView.setVisibility(View.VISIBLE); pullView.setVisibility(View.INVISIBLE); refreshingView.startAnimation(refreshingAnimation); refreshStateTextView.setText(R.string.refreshing); break; case RELEASE_TO_LOAD: // 释放加载状态 loadStateTextView.setText(R.string.release_to_load); pullUpView.startAnimation(rotateAnimation); break; case LOADING: // 正在加载状态 pullUpView.clearAnimation(); loadingView.setVisibility(View.VISIBLE); pullUpView.setVisibility(View.INVISIBLE); loadingView.startAnimation(refreshingAnimation); loadStateTextView.setText(R.string.loading); break; case DONE: // 刷新或加载完毕，啥都不做 break; } } /** * 不限制上拉或下拉 */ private void releasePull() { canPullDown = true; canPullUp = true; } /* * （非 Javadoc）由父控件决定是否分发事件，防止事件冲突 * * @see android.view.ViewGroup#dispatchTouchEvent(android.view.MotionEvent) */ @Override public boolean dispatchTouchEvent(MotionEvent ev) { switch (ev.getActionMasked()) { case MotionEvent.ACTION_DOWN: downY = ev.getY(); lastY = downY; timer.cancel(); mEvents = 0; releasePull(); break; case MotionEvent.ACTION_POINTER_DOWN: case MotionEvent.ACTION_POINTER_UP: // 过滤多点触碰 mEvents = -1; break; case MotionEvent.ACTION_MOVE: if (mEvents == 0) { if (((Pullable) pullableView).canPullDown() && canPullDown && state != LOADING) { // 可以下拉，正在加载时不能下拉 // 对实际滑动距离做缩小，造成用力拉的感觉 pullDownY = pullDownY + (ev.getY() - lastY) / radio; if (pullDownY < 0) { pullDownY = 0; canPullDown = false; canPullUp = true; } if (pullDownY > getMeasuredHeight()) pullDownY = getMeasuredHeight(); if (state == REFRESHING) { // 正在刷新的时候触摸移动 isTouch = true; } } else if (((Pullable) pullableView).canPullUp() && canPullUp && state != REFRESHING) { // 可以上拉，正在刷新时不能上拉 pullUpY = pullUpY + (ev.getY() - lastY) / radio; if (pullUpY > 0) { pullUpY = 0; canPullDown = true; canPullUp = false; } if (pullUpY < -getMeasuredHeight()) pullUpY = -getMeasuredHeight(); if (state == LOADING) { // 正在加载的时候触摸移动 isTouch = true; } } else releasePull(); } else mEvents = 0; lastY = ev.getY(); // 根据下拉距离改变比例 radio = (float) (2 + 2 * Math.tan(Math.PI / 2 / getMeasuredHeight() * (pullDownY + Math.abs(pullUpY)))); requestLayout(); if (pullDownY <= refreshDist && state == RELEASE_TO_REFRESH) { // 如果下拉距离没达到刷新的距离且当前状态是释放刷新，改变状态为下拉刷新 changeState(INIT); } if (pullDownY >= refreshDist && state == INIT) { // 如果下拉距离达到刷新的距离且当前状态是初始状态刷新，改变状态为释放刷新 changeState(RELEASE_TO_REFRESH); } // 下面是判断上拉加载的，同上，注意pullUpY是负值 if (-pullUpY <= loadmoreDist && state == RELEASE_TO_LOAD) { changeState(INIT); } if (-pullUpY >= loadmoreDist && state == INIT) { changeState(RELEASE_TO_LOAD); } // 因为刷新和加载操作不能同时进行，所以pullDownY和pullUpY不会同时不为0，因此这里用(pullDownY + // Math.abs(pullUpY))就可以不对当前状态作区分了 if ((pullDownY + Math.abs(pullUpY)) > 8) { // 防止下拉过程中误触发长按事件和点击事件 ev.setAction(MotionEvent.ACTION_CANCEL); } break; case MotionEvent.ACTION_UP: if (pullDownY > refreshDist || -pullUpY > loadmoreDist) // 正在刷新时往下拉（正在加载时往上拉），释放后下拉头（上拉头）不隐藏 isTouch = false; if (state == RELEASE_TO_REFRESH) { changeState(REFRESHING); // 刷新操作 if (mListener != null) mListener.onRefresh(this); } else if (state == RELEASE_TO_LOAD) { changeState(LOADING); // 加载操作 if (mListener != null) mListener.onLoadMore(this); } hide(); default: break; } // 事件分发交给父类 super.dispatchTouchEvent(ev); return true; } private void initView() { // 初始化下拉布局 pullView = refreshView.findViewById(R.id.pull_icon); refreshStateTextView = (TextView) refreshView .findViewById(R.id.state_tv); refreshingView = refreshView.findViewById(R.id.refreshing_icon); refreshStateImageView = refreshView.findViewById(R.id.state_iv); // 初始化上拉布局 pullUpView = loadmoreView.findViewById(R.id.pullup_icon); loadStateTextView = (TextView) loadmoreView .findViewById(R.id.loadstate_tv); loadingView = loadmoreView.findViewById(R.id.loading_icon); loadStateImageView = loadmoreView.findViewById(R.id.loadstate_iv); } @Override protected void onLayout(boolean changed, int l, int t, int r, int b) { if (!isLayout) { // 这里是第一次进来的时候做一些初始化 refreshView = getChildAt(0); pullableView = getChildAt(1); loadmoreView = getChildAt(2); isLayout = true; initView(); refreshDist = ((ViewGroup) refreshView).getChildAt(0) .getMeasuredHeight(); loadmoreDist = ((ViewGroup) loadmoreView).getChildAt(0) .getMeasuredHeight(); } // 改变子控件的布局，这里直接用(pullDownY + pullUpY)作为偏移量，这样就可以不对当前状态作区分 refreshView.layout(0, (int) (pullDownY + pullUpY) - refreshView.getMeasuredHeight(), refreshView.getMeasuredWidth(), (int) (pullDownY + pullUpY)); pullableView.layout(0, (int) (pullDownY + pullUpY), pullableView.getMeasuredWidth(), (int) (pullDownY + pullUpY) + pullableView.getMeasuredHeight()); loadmoreView.layout(0, (int) (pullDownY + pullUpY) + pullableView.getMeasuredHeight(), loadmoreView.getMeasuredWidth(), (int) (pullDownY + pullUpY) + pullableView.getMeasuredHeight() + loadmoreView.getMeasuredHeight()); } class MyTimer { private Handler handler; private Timer timer; private MyTask mTask; public MyTimer(Handler handler) { this.handler = handler; timer = new Timer(); } public void schedule(long period) { if (mTask != null) { mTask.cancel(); mTask = null; } mTask = new MyTask(handler); timer.schedule(mTask, 0, period); } public void cancel() { if (mTask != null) { mTask.cancel(); mTask = null; } } class MyTask extends TimerTask { private Handler handler; public MyTask(Handler handler) { this.handler = handler; } @Override public void run() { handler.obtainMessage().sendToTarget(); } } } /** * 刷新加载回调接口 * * @author chenjing * */ public interface OnRefreshListener { /** * 刷新操作 */ void onRefresh(PullToRefreshLayout pullToRefreshLayout); /** * 加载操作 */ void onLoadMore(PullToRefreshLayout pullToRefreshLayout); }}package com.example.xrefreshview;import android.content.Context;import android.util.AttributeSet;import android.widget.ScrollView;public class PullableScrollView extends ScrollView implements Pullable{ public PullableScrollView(Context context) { super(context); } public PullableScrollView(Context context, AttributeSet attrs) { super(context, attrs); } public PullableScrollView(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); } public boolean canPullDown() { if (getScrollY() == 0) return true; else return false; } public boolean canPullUp() { if (getScrollY() >= (getChildAt(0).getHeight() - getMeasuredHeight())) return true; else return false; }}package com.example.xrefreshview;import android.content.Context;import android.util.AttributeSet;import android.widget.ListView;/** * 测量高度listview * @ClassName: MeasureListView * @Description: TODO * @author Comsys-Administrator * @date 2015-6-7 下午6:31:36 * 要是 ListView 放在 ScrollView 里面使用，就这样写 */public class MeasureListView extends ListView { public MeasureListView(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); // TODO Auto-generated constructor stub } public MeasureListView(Context context, AttributeSet attrs) { super(context, attrs); // TODO Auto-generated constructor stub } public MeasureListView(Context context) { super(context); // TODO Auto-generated constructor stub } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { int hSpec = MeasureSpec.makeMeasureSpec(Integer.MAX_VALUE >> 2, MeasureSpec.AT_MOST); super.onMeasure(widthMeasureSpec, hSpec); }}package com.example.xrefreshview;public interface Pullable{ /** * 判断是否可以下拉，如果不需要下拉功能可以直接return false * * @return true如果可以下拉否则返回false */ boolean canPullDown(); /** * 判断是否可以上拉，如果不需要上拉功能可以直接return false * * @return true如果可以上拉否则返回false */ boolean canPullUp();}package com.example.xrefreshview;import java.util.List;import android.content.Context;import android.view.LayoutInflater;import android.view.View;import android.view.ViewGroup;import android.widget.BaseAdapter;import android.widget.TextView;public class ScrollViewAdapter extends BaseAdapter{ private LayoutInflater layoutInflater; private Context mContext; private List<String> list; private ViewHolder viewHolder; public ScrollViewAdapter(Context mContext,List<String> list){ this.mContext = mContext; this.layoutInflater = LayoutInflater.from(mContext); this.list = list; } @Override public int getCount() { return list.size(); } @Override public Object getItem(int position) { return list.get(position); } @Override public long getItemId(int position) { return position; } @Override public View getView(int position, View convertView, ViewGroup parent) { if(convertView == null){ viewHolder = new ViewHolder(); convertView = layoutInflater.inflate(R.layout.item_adapter, null); viewHolder.itemTv = (TextView) convertView.findViewById(R.id.tex_m); convertView.setTag(viewHolder); }else{ viewHolder = (ViewHolder) convertView.getTag(); } viewHolder.itemTv.setText(list.get(position)); return convertView; } class ViewHolder{ TextView itemTv; }}// ScrollViewAdapter 的布局文件<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical" > <TextView android:layout_width="match_parent" android:layout_height="40dp" android:id="@+id/tex_m" android:layout_marginLeft="50dp" /></LinearLayout>package com.example.xrefreshview;import com.example.xrefreshview.PullToRefreshLayout.OnRefreshListener;import android.os.Handler;import android.os.Message;public class MyListener implements OnRefreshListener{ public void onRefresh(final PullToRefreshLayout pullToRefreshLayout) { // 下拉刷新操作 new Handler() { @Override public void handleMessage(Message msg) { // 千万别忘了告诉控件刷新完毕了哦！ pullToRefreshLayout.refreshFinish(PullToRefreshLayout.SUCCEED); } }.sendEmptyMessageDelayed(0, 5000); } public void onLoadMore(final PullToRefreshLayout pullToRefreshLayout) { // 加载操作 new Handler() { @Override public void handleMessage(Message msg) { // 千万别忘了告诉控件加载完毕了哦！ pullToRefreshLayout.loadmoreFinish(PullToRefreshLayout.SUCCEED); } }.sendEmptyMessageDelayed(0, 5000); }}<?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/loadmore_view" android:layout_width="match_parent" android:layout_height="match_parent" android:background="@color/gray" > <RelativeLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_alignParentTop="true" android:paddingBottom="20dp" android:paddingTop="20dp" > <RelativeLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_centerInParent="true" > <ImageView android:id="@+id/pullup_icon" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="60dp" android:background="@drawable/pullup_icon_big" /> <ImageView android:id="@+id/loading_icon" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="60dp" android:background="@drawable/loading" android:visibility="gone" /> <TextView android:id="@+id/loadstate_tv" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/pullup_to_load" android:textColor="@color/black" android:textSize="16sp" /> <ImageView android:id="@+id/loadstate_iv" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginRight="8dp" android:layout_toLeftOf="@id/loadstate_tv" android:visibility="gone" /> </RelativeLayout> </RelativeLayout></RelativeLayout><?xml version="1.0" encoding="utf-8"?><RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:id="@+id/head_view" android:layout_width="match_parent" android:layout_height="match_parent" android:background="@color/light_blue" > <RelativeLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_alignParentBottom="true" android:paddingBottom="20dp" android:paddingTop="20dp" > <RelativeLayout android:layout_width="match_parent" android:layout_height="wrap_content" android:layout_centerInParent="true" > <ImageView android:id="@+id/pull_icon" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="60dp" android:background="@drawable/pull_icon_big" /> <ImageView android:id="@+id/refreshing_icon" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginLeft="60dp" android:background="@drawable/refreshing" android:visibility="gone" /> <TextView android:id="@+id/state_tv" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:text="@string/pull_to_refresh" android:textColor="@color/white" android:textSize="16sp" /> <ImageView android:id="@+id/state_iv" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerVertical="true" android:layout_marginRight="8dp" android:layout_toLeftOf="@id/state_tv" android:visibility="gone" /> </RelativeLayout> </RelativeLayout></RelativeLayout> // 在res下面建个 anim 文件夹 把这个文件放进去<?xml version="1.0" encoding="utf-8"?><rotate xmlns:android="http://schemas.android.com/apk/res/android" android:duration="100" android:fillAfter="true" android:fromDegrees="0" android:pivotX="50%" android:pivotY="50%" android:repeatCount="0" android:toDegrees="180" ></rotate>// 在res下面建个 anim 文件夹 把这个文件放进去<?xml version="1.0" encoding="utf-8"?><rotate xmlns:android="http://schemas.android.com/apk/res/android" android:duration="1500" android:fillAfter="true" android:fromDegrees="0" android:pivotX="50%" android:pivotY="50%" android:repeatCount="-1" android:toDegrees="360" ></rotate><?xml version="1.0" encoding="utf-8"?><resources> <string name="app_name">通用版下拉刷新上拉加载控件</string> <string name="head">这里是HeadView</string> <string name="pull_to_refresh">下拉刷新</string> <string name="release_to_refresh">释放立即刷新</string> <string name="refreshing">正在刷新...</string> <string name="refresh_succeed">刷新成功</string> <string name="refresh_fail">刷新失败</string> <string name="pullup_to_load">上拉加载更多</string> <string name="release_to_load">释放立即加载</string> <string name="loading">正在加载...</string> <string name="load_succeed">加载成功</string> <string name="load_fail">加载失败</string></resources><?xml version="1.0" encoding="utf-8"?><resources> <color name="white">#FFFFFF</color> <color name="black">#000000</color> <color name="gray">#aaaaaa</color> <color name="light_blue">#6593cb</color></resources>// Demo 下载地址 http://download.csdn.net/detail/u014540181/9587980
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